Exposure
ID
GRAVI.2025-07-09T03:08:43.426_1
Header ID
GRAVI.2025-07-09T03:08:43.426
Date updated
2025-07-09 03:20:42 UTC+0000
Release date
2026-07-09 03:20:42 UTC+0000
UTC Start
2025-07-09 03:08:43.426
UTC End
2025-07-09 03:11:23.426
MJD Start
60865.13105817
MJD End
60865.13291002186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0073315
Ambient temperature (°C)
13.69
Seeing (arcsec)
0.43
Observation
ID
68440
Category
science
Program ID
115.28GH.001
Program Title
TEMPORAL MONITORING OF RU LUP WITH GRAVITY: HINT FOR A PUTATIVE PLANET
Program Type
Normal
PI / COI
SOULAIN / ROUSSELET-PERRAUT / BOUVIER / BENISTY / TESSORE / PANTOLMOS / DOUGADOS / ALECIAN / BERGER / LABADIE / NOWACKI
Target
ID
50875
Name
RU_Lup
RA
239.178084
DEC
-37.82102
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 52.4030 52.2730 36.8000 37.0000
U1-U3 94.1530 93.8680 43.5000 43.8000
U1-U4 118.6230 118.0940 74.2100 74.5900
U2-U3 42.5660 42.4120 51.9000 52.2000
U2-U4 83.3490 83.0190 96.6810 97.1600
U3-U4 61.0290 60.9190 126.1200 126.6480
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60865.13105817
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178084
DEC -37.82102
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 52.403
HIERARCH ESO ISS PBL12 END 52.273
HIERARCH ESO ISS PBLA12 START 36.8
HIERARCH ESO ISS PBLA12 END 37.0
HIERARCH ESO ISS PBL13 START 94.153
HIERARCH ESO ISS PBL13 END 93.868
HIERARCH ESO ISS PBLA13 START 43.5
HIERARCH ESO ISS PBLA13 END 43.8
HIERARCH ESO ISS PBL14 START 118.623
HIERARCH ESO ISS PBL14 END 118.094
HIERARCH ESO ISS PBLA14 START 74.21
HIERARCH ESO ISS PBLA14 END 74.59
HIERARCH ESO ISS PBL23 START 42.566
HIERARCH ESO ISS PBL23 END 42.412
HIERARCH ESO ISS PBLA23 START 51.9
HIERARCH ESO ISS PBLA23 END 52.2
HIERARCH ESO ISS PBL24 START 83.349
HIERARCH ESO ISS PBL24 END 83.019
HIERARCH ESO ISS PBLA24 START 96.681
HIERARCH ESO ISS PBLA24 END 97.16
HIERARCH ESO ISS PBL34 START 61.029
HIERARCH ESO ISS PBL34 END 60.919
HIERARCH ESO ISS PBLA34 START 126.12
HIERARCH ESO ISS PBLA34 END 126.648
HIERARCH ESO ISS AMBI TAU0 START 0.00738
HIERARCH ESO ISS AMBI TAU0 END 0.007283
HIERARCH ESO ISS AMBI TEMP 13.69
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43